caoyunxiao

Lighting/Class/Login/LoginViewController.m

@@ -12,9 +12,6 @@
 #import "authenticateView.h"
 #import "FollowHeartViewController.h"
 
-#import "HMScannerController.h"
-
-
 @interface LoginViewController ()<RightVCselectedDelegate>
 
 @property (nonatomic,strong) MMDrawerController *drawerController;

Lighting/Class/ProductLibraryViewController.m

@@ -12,7 +12,6 @@
 #import "ScreeningView.h"
 #import "screeningFirstView.h"
 #import "screeningSecondView.h"
-#import "HMScannerController.h"
 
 
 @interface ProductLibraryViewController ()<UICollectionViewDelegate,UICollectionViewDataSource,UIGestureRecognizerDelegate,ScreeningButtonClickdelegate,TableviewSelectedIndexdelegate,SelectedCollectionItemDelegate>
@@ -344,23 +343,7 @@
 #pragma mark -筛选
 - (void)ScreeningButtonClick
 {
-    NSString *cardName = @"天涯刀哥 - 傅红雪";
-    UIImage *avatar = [UIImage imageNamed:@"1"];
-    HMScannerController *scanner = [HMScannerController scannerWithCardName:cardName avatar:avatar completion:^(NSString *stringValue) {
-        
-//                self.scanResultLabel.text = stringValue;
-        NSLog(@"%@",stringValue);
-    }];
-    
-    [scanner setTitleColor:[UIColor whiteColor] tintColor:[UIColor greenColor]];
-    
-//    [self showDetailViewController:scanner sender:nil];
-    [self presentViewController:scanner animated:YES completion:nil];
-//    [self.navigationController pushViewController:scanner animated:YES];
-    return;
-    
-    
-    
+
     
     self.screenView = [[[NSBundle mainBundle] loadNibNamed:@"ScreeningView" owner:self options:nil]firstObject];
     self.screenView.frame = CGRectMake(0, 0, ScreenWidth, ScreenHeight);

Lighting/Class/Tabbar/CustomTabbarController.m

@@ -19,7 +19,6 @@
 #import "CustomerOrderViewController.h"
 #import "UserViewController.h"
 #import "ChangePasswordViewController.h"
-#import "HMScannerController.h"
 
 @interface CustomTabbarController ()<TabbarButtonClickdelegate,ChangpasswordDelegate,CancelButtondelegate>
 

Lighting/Lighting.xcodeproj/project.pbxproj

@@ -83,13 +83,6 @@
 		29BFBD8F1CE44BA900C238FB /* goodsDetailsSectionview.m in Sources */ = {isa = PBXBuildFile; fileRef = 29BFBD8E1CE44BA900C238FB /* goodsDetailsSectionview.m */; };
 		29BFBD911CE44BC200C238FB /* goodsDetailsSectionview.xib in Resources */ = {isa = PBXBuildFile; fileRef = 29BFBD901CE44BC200C238FB /* goodsDetailsSectionview.xib */; };
 		29BFBD981CE46FDA00C238FB /* MyclientEntityModel.m in Sources */ = {isa = PBXBuildFile; fileRef = 29BFBD971CE46FDA00C238FB /* MyclientEntityModel.m */; };
-		29BFBDAA1CE4905900C238FB /* HMScanerCardViewController.m in Sources */ = {isa = PBXBuildFile; fileRef = 29BFBD9E1CE4905900C238FB /* HMScanerCardViewController.m */; };
-		29BFBDAB1CE4905900C238FB /* HMScanner.bundle in Resources */ = {isa = PBXBuildFile; fileRef = 29BFBD9F1CE4905900C238FB /* HMScanner.bundle */; };
-		29BFBDAC1CE4905900C238FB /* HMScanner.m in Sources */ = {isa = PBXBuildFile; fileRef = 29BFBDA11CE4905900C238FB /* HMScanner.m */; };
-		29BFBDAD1CE4905900C238FB /* HMScannerBorder.m in Sources */ = {isa = PBXBuildFile; fileRef = 29BFBDA31CE4905900C238FB /* HMScannerBorder.m */; };
-		29BFBDAE1CE4905900C238FB /* HMScannerController.m in Sources */ = {isa = PBXBuildFile; fileRef = 29BFBDA51CE4905900C238FB /* HMScannerController.m */; };
-		29BFBDAF1CE4905900C238FB /* HMScannerMaskView.m in Sources */ = {isa = PBXBuildFile; fileRef = 29BFBDA71CE4905900C238FB /* HMScannerMaskView.m */; };
-		29BFBDB01CE4905900C238FB /* HMScannerViewController.m in Sources */ = {isa = PBXBuildFile; fileRef = 29BFBDA91CE4905900C238FB /* HMScannerViewController.m */; };
 		29C584E91CDA249300C6F677 /* ProductCollectionViewCell.m in Sources */ = {isa = PBXBuildFile; fileRef = 29C584E81CDA249200C6F677 /* ProductCollectionViewCell.m */; };
 		29C584ED1CDA429500C6F677 /* ProductDetailsViewController.m in Sources */ = {isa = PBXBuildFile; fileRef = 29C584EC1CDA429500C6F677 /* ProductDetailsViewController.m */; };
 		29E28CE81CE0B91B00812A55 /* HENLENSONG.m in Sources */ = {isa = PBXBuildFile; fileRef = 29E28CE71CE0B91B00812A55 /* HENLENSONG.m */; };
@@ -249,19 +242,6 @@
 		29BFBD901CE44BC200C238FB /* goodsDetailsSectionview.xib */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = file.xib; path = goodsDetailsSectionview.xib; sourceTree = "<group>"; };
 		29BFBD961CE46FDA00C238FB /* MyclientEntityModel.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = MyclientEntityModel.h; sourceTree = "<group>"; };
 		29BFBD971CE46FDA00C238FB /* MyclientEntityModel.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = MyclientEntityModel.m; sourceTree = "<group>"; };
-		29BFBD9D1CE4905900C238FB /* HMScanerCardViewController.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = HMScanerCardViewController.h; sourceTree = "<group>"; };
-		29BFBD9E1CE4905900C238FB /* HMScanerCardViewController.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = HMScanerCardViewController.m; sourceTree = "<group>"; };
-		29BFBD9F1CE4905900C238FB /* HMScanner.bundle */ = {isa = PBXFileReference; lastKnownFileType = "wrapper.plug-in"; path = HMScanner.bundle; sourceTree = "<group>"; };
-		29BFBDA01CE4905900C238FB /* HMScanner.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = HMScanner.h; sourceTree = "<group>"; };
-		29BFBDA11CE4905900C238FB /* HMScanner.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = HMScanner.m; sourceTree = "<group>"; };
-		29BFBDA21CE4905900C238FB /* HMScannerBorder.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = HMScannerBorder.h; sourceTree = "<group>"; };
-		29BFBDA31CE4905900C238FB /* HMScannerBorder.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = HMScannerBorder.m; sourceTree = "<group>"; };
-		29BFBDA41CE4905900C238FB /* HMScannerController.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = HMScannerController.h; sourceTree = "<group>"; };
-		29BFBDA51CE4905900C238FB /* HMScannerController.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = HMScannerController.m; sourceTree = "<group>"; };
-		29BFBDA61CE4905900C238FB /* HMScannerMaskView.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = HMScannerMaskView.h; sourceTree = "<group>"; };
-		29BFBDA71CE4905900C238FB /* HMScannerMaskView.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = HMScannerMaskView.m; sourceTree = "<group>"; };
-		29BFBDA81CE4905900C238FB /* HMScannerViewController.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = HMScannerViewController.h; sourceTree = "<group>"; };
-		29BFBDA91CE4905900C238FB /* HMScannerViewController.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = HMScannerViewController.m; sourceTree = "<group>"; };
 		29C584E71CDA249200C6F677 /* ProductCollectionViewCell.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = ProductCollectionViewCell.h; sourceTree = "<group>"; };
 		29C584E81CDA249200C6F677 /* ProductCollectionViewCell.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = ProductCollectionViewCell.m; sourceTree = "<group>"; };
 		29C584EB1CDA429500C6F677 /* ProductDetailsViewController.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = ProductDetailsViewController.h; sourceTree = "<group>"; };
@@ -430,7 +410,6 @@
 		2928F7DE1CD085430036D761 /* Tools */ = {
 			isa = PBXGroup;
 			children = (
-				29BFBD9C1CE4905900C238FB /* QRCode */,
 				29BFBD841CE4288A00C238FB /* Customercenter */,
 				29F725F81CE17AE40072FE0E /* Shopperscenter */,
 				29E28CE51CE0B90600812A55 /* Regularexpressions */,
@@ -852,26 +831,6 @@
 			name = model;
 			sourceTree = "<group>";
 		};
-		29BFBD9C1CE4905900C238FB /* QRCode */ = {
-			isa = PBXGroup;
-			children = (
-				29BFBD9D1CE4905900C238FB /* HMScanerCardViewController.h */,
-				29BFBD9E1CE4905900C238FB /* HMScanerCardViewController.m */,
-				29BFBD9F1CE4905900C238FB /* HMScanner.bundle */,
-				29BFBDA01CE4905900C238FB /* HMScanner.h */,
-				29BFBDA11CE4905900C238FB /* HMScanner.m */,
-				29BFBDA21CE4905900C238FB /* HMScannerBorder.h */,
-				29BFBDA31CE4905900C238FB /* HMScannerBorder.m */,
-				29BFBDA41CE4905900C238FB /* HMScannerController.h */,
-				29BFBDA51CE4905900C238FB /* HMScannerController.m */,
-				29BFBDA61CE4905900C238FB /* HMScannerMaskView.h */,
-				29BFBDA71CE4905900C238FB /* HMScannerMaskView.m */,
-				29BFBDA81CE4905900C238FB /* HMScannerViewController.h */,
-				29BFBDA91CE4905900C238FB /* HMScannerViewController.m */,
-			);
-			path = QRCode;
-			sourceTree = "<group>";
-		};
 		29C584E51CDA246900C6F677 /* controller */ = {
 			isa = PBXGroup;
 			children = (
@@ -1123,7 +1082,6 @@
 				29706DAF1CD082990003C412 /* Main.storyboard in Resources */,
 				29EC331B1CE023D5005F0C13 /* ChangePasswordViewController.xib in Resources */,
 				29360C311CDDC487002A5D89 /* ScreeningView.xib in Resources */,
-				29BFBDAB1CE4905900C238FB /* HMScanner.bundle in Resources */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};
@@ -1184,13 +1142,11 @@
 			files = (
 				29BFBD981CE46FDA00C238FB /* MyclientEntityModel.m in Sources */,
 				29F726041CE1E96E0072FE0E /* ScreeningSecondCollectionReusableView.m in Sources */,
-				29BFBDB01CE4905900C238FB /* HMScannerViewController.m in Sources */,
 				04A14A281CE0FC5600DAD5F3 /* RightSubView.m in Sources */,
 				29EC331F1CE02AFA005F0C13 /* PopoverViewController.m in Sources */,
 				29BFBD871CE428B200C238FB /* Customermanager.m in Sources */,
 				299C7F5A1CE21FA800E7D7CB /* AddressViewController.m in Sources */,
 				29BB276C1CD9DE74009A0813 /* FollowHeartViewController.m in Sources */,
-				29BFBDAD1CE4905900C238FB /* HMScannerBorder.m in Sources */,
 				2928F8381CD09E730036D761 /* CustomButton.m in Sources */,
 				0470D6111CE2936000647F0F /* SeceneLibraryView.m in Sources */,
 				2998763F1CD9985B00C90D0A /* AttachmentInformationTableViewCell.m in Sources */,
@@ -1207,7 +1163,6 @@
 				2928F7E71CD087FE0036D761 /* BaseViewController.m in Sources */,
 				299876271CD9837C00C90D0A /* OrderTableViewCell.m in Sources */,
 				2998763C1CD9983A00C90D0A /* CommodityListTableViewCell.m in Sources */,
-				29BFBDAA1CE4905900C238FB /* HMScanerCardViewController.m in Sources */,
 				2962D0791CD1CBC60058829D /* NetworkRequestClassManager.m in Sources */,
 				29F725FB1CE17B0D0072FE0E /* Shoppersmanager.m in Sources */,
 				29EAAEA01CDC79DC00C4DBA2 /* CustomerOrderViewController.m in Sources */,
@@ -1220,7 +1175,6 @@
 				29360C2F1CDDC47E002A5D89 /* ScreeningView.m in Sources */,
 				29EAAE9C1CDC74CA00C4DBA2 /* AllCustomerViewController.m in Sources */,
 				04A14A2B1CE0FC7F00DAD5F3 /* FootSubView.m in Sources */,
-				29BFBDAE1CE4905900C238FB /* HMScannerController.m in Sources */,
 				2933934F1CD3158B000D997B /* instructionsLabe.m in Sources */,
 				29F726011CE1D05D0072FE0E /* ScreeningCollectionReusableView.m in Sources */,
 				29C584E91CDA249300C6F677 /* ProductCollectionViewCell.m in Sources */,
@@ -1234,7 +1188,6 @@
 				299876421CD99E4000C90D0A /* OrderdetailsViewController.m in Sources */,
 				29EC331A1CE023D5005F0C13 /* ChangePasswordViewController.m in Sources */,
 				2962D07D1CD1E4490058829D /* NSArray+Objectwithindex.m in Sources */,
-				29BFBDAF1CE4905900C238FB /* HMScannerMaskView.m in Sources */,
 				04A14A251CE0FC3A00DAD5F3 /* LeftSubView.m in Sources */,
 				299876391CD9981800C90D0A /* GoodsInformationTableViewCell.m in Sources */,
 				2949BABD1CD2EFA00049385A /* InformationTableViewCell.m in Sources */,
@@ -1259,7 +1212,6 @@
 				29834EC01CDF5E4E001A484F /* ScreeningFirstCollectionViewCell.m in Sources */,
 				29834EC51CDF76C1001A484F /* UserViewController.m in Sources */,
 				29BB277D1CD9DFCB009A0813 /* CustomerManagementViewController.m in Sources */,
-				29BFBDAC1CE4905900C238FB /* HMScanner.m in Sources */,
 				2962D06D1CD1A43A0058829D /* ClientViewController.m in Sources */,
 				29A8D3981CD85A58004D558F /* ClientdetailsViewController.m in Sources */,
 			);

Lighting/Lighting/Info.plist

@@ -43,7 +43,6 @@
 	<array>
 		<string>UIInterfaceOrientationLandscapeLeft</string>
 		<string>UIInterfaceOrientationLandscapeRight</string>
-		<string>UIInterfaceOrientationPortrait</string>
 	</array>
 	<key>UIViewControllerBasedStatusBarAppearance</key>
 	<false/>

Lighting/Tools/QRCode/HMScanerCardViewController.h

-//
-//  HMScanerCardViewController.h
-//  HMQRCodeScanner
-//
-//  Created by 刘凡 on 16/1/3.
-//  Copyright © 2016年 itheima. All rights reserved.
-//
-
-#import <UIKit/UIKit.h>
-
-@interface HMScanerCardViewController : UIViewController
-
-- (instancetype)initWithCardName:(NSString *)cardName avatar:(UIImage *)avatar;
-
-@end

Lighting/Tools/QRCode/HMScanerCardViewController.m

-//
-//  HMScanerCardViewController.m
-//  HMQRCodeScanner
-//
-//  Created by 刘凡 on 16/1/3.
-//  Copyright © 2016年 itheima. All rights reserved.
-//
-
-#import "HMScanerCardViewController.h"
-#import "HMScanner.h"
-
-@interface HMScanerCardViewController()
-/// 名片字符串
-@property (nonatomic) NSString *cardName;
-/// 头像图片
-@property (nonatomic) UIImage *avatar;
-@end
-
-@implementation HMScanerCardViewController {
-    UIImageView *cardImageView;
-}
-
-#pragma mark - 构造函数
-- (instancetype)initWithCardName:(NSString *)cardName avatar:(UIImage *)avatar {
-    self = [super init];
-    if (self) {
-        self.cardName = cardName;
-        self.avatar = avatar;
-    }
-    return self;
-}
-
-#pragma mark - 设置界面
-- (void)viewDidLoad {
-    [super viewDidLoad];
-    
-    self.view.backgroundColor = [UIColor darkGrayColor];
-    [self prepareNavigationBar];
-    
-    CGFloat width = self.view.bounds.size.width - 80;
-    cardImageView = [[UIImageView alloc] initWithFrame:CGRectMake(0, 0, width, width)];
-    cardImageView.center = self.view.center;
-    
-    [self.view addSubview:cardImageView];
-    
-    [HMScanner qrImageWithString:self.cardName avatar:self.avatar completion:^(UIImage *image) {
-        cardImageView.image = image;
-    }];
-}
-
-/// 准备导航栏
-- (void)prepareNavigationBar {
-    // 1> 背景颜色
-    [self.navigationController.navigationBar setBarTintColor:[UIColor colorWithWhite:0.1 alpha:1.0]];
-    self.navigationController.navigationBar.translucent = YES;
-    self.navigationController.navigationBar.shadowImage = [[UIImage alloc] init];
-    
-    // 2> 标题
-    self.title = @"我的名片";
-}
-
-@end

Lighting/Tools/QRCode/HMScanner.h

-//
-//  HMScanner.h
-//  HMQRCodeScanner
-//
-//  Created by 刘凡 on 16/1/2.
-//  Copyright © 2016年 itheima. All rights reserved.
-//
-
-#import <UIKit/UIKit.h>
-
-/// 二维码/条码扫描器
-@interface HMScanner : NSObject
-
-/// 使用视图实例化扫描器，扫描预览窗口会添加到指定视图中
-///
-/// @param view       指定的视图
-/// @param scanFrame  扫描范围
-/// @param completion 完成回调
-///
-/// @return 扫描器
-+ (instancetype)scanerWithView:(UIView *)view scanFrame:(CGRect)scanFrame completion:(void (^)(NSString *stringValue))completion;
-
-/// 扫描图像
-///
-/// @param image 包含二维码的图像
-/// @remark 目前只支持 64 位的 iOS 设备
-+ (void)scaneImage:(UIImage *)image completion:(void (^)(NSArray *values))completion;
-
-/// 使用 string / 头像 异步生成二维码图像
-///
-/// @param string     二维码图像的字符串
-/// @param avatar     头像图像，默认比例 0.2
-/// @param completion 完成回调
-+ (void)qrImageWithString:(NSString *)string avatar:(UIImage *)avatar completion:(void (^)(UIImage *image))completion;
-
-/// 使用 string / 头像 异步生成二维码图像，并且指定头像占二维码图像的比例
-///
-/// @param string     二维码图像的字符串
-/// @param avatar     头像图像
-/// @param scale      头像占二维码图像的比例
-/// @param completion 完成回调
-+ (void)qrImageWithString:(NSString *)string avatar:(UIImage *)avatar scale:(CGFloat)scale completion:(void (^)(UIImage *))completion;
-
-/// 开始扫描
-- (void)startScan;
-/// 停止扫描
-- (void)stopScan;
-
-@end

Lighting/Tools/QRCode/HMScanner.m

-//
-//  HMScanner.m
-//  HMQRCodeScanner
-//
-//  Created by 刘凡 on 16/1/2.
-//  Copyright © 2016年 itheima. All rights reserved.
-//
-
-#import "HMScanner.h"
-#import <AVFoundation/AVFoundation.h>
-
-/// 最大检测次数
-#define kMaxDetectedCount   20
-
-@interface HMScanner() <AVCaptureMetadataOutputObjectsDelegate>
-/// 父视图弱引用
-@property (nonatomic, weak) UIView *parentView;
-/// 扫描范围
-@property (nonatomic) CGRect scanFrame;
-/// 完成回调
-@property (nonatomic, copy) void (^completionCallBack)(NSString *);
-@end
-
-@implementation HMScanner {
-    /// 拍摄会话
-    AVCaptureSession *session;
-    /// 预览图层
-    AVCaptureVideoPreviewLayer *previewLayer;
-    /// 绘制图层
-    CALayer *drawLayer;
-    /// 当前检测计数
-    NSInteger currentDetectedCount;
-}
-
-#pragma mark - 生成二维码
-+ (void)qrImageWithString:(NSString *)string avatar:(UIImage *)avatar completion:(void (^)(UIImage *))completion {
-    [self qrImageWithString:string avatar:avatar scale:0.20 completion:completion];
-}
-
-+ (void)qrImageWithString:(NSString *)string avatar:(UIImage *)avatar scale:(CGFloat)scale completion:(void (^)(UIImage *))completion {
-    
-    NSAssert(completion != nil, @"必须传入完成回调");
-    
-    dispatch_async(dispatch_get_global_queue(0, 0), ^{
-        
-        CIFilter *qrFilter = [CIFilter filterWithName:@"CIQRCodeGenerator"];
-        
-        [qrFilter setDefaults];
-        [qrFilter setValue:[string dataUsingEncoding:NSUTF8StringEncoding] forKey:@"inputMessage"];
-        
-        CIImage *ciImage = qrFilter.outputImage;
-        
-        CGAffineTransform transform = CGAffineTransformMakeScale(10, 10);
-        CIImage *transformedImage = [ciImage imageByApplyingTransform:transform];
-        
-        CIContext *context = [CIContext contextWithOptions:nil];
-        CGImageRef cgImage = [context createCGImage:transformedImage fromRect:transformedImage.extent];
-        UIImage *qrImage = [UIImage imageWithCGImage:cgImage scale:[UIScreen mainScreen].scale orientation:UIImageOrientationUp];
-        CGImageRelease(cgImage);
-        
-        if (avatar != nil) {
-            qrImage = [self qrcodeImage:qrImage addAvatar:avatar scale:scale];
-        }
-        
-        dispatch_async(dispatch_get_main_queue(), ^{ completion(qrImage); });
-    });
-}
-
-+ (UIImage *)qrcodeImage:(UIImage *)qrImage addAvatar:(UIImage *)avatar scale:(CGFloat)scale {
-    
-    CGFloat screenScale = [UIScreen mainScreen].scale;
-    CGRect rect = CGRectMake(0, 0, qrImage.size.width * screenScale, qrImage.size.height * screenScale);
-    
-    UIGraphicsBeginImageContextWithOptions(rect.size, YES, screenScale);
-    
-    [qrImage drawInRect:rect];
-    
-    CGSize avatarSize = CGSizeMake(rect.size.width * scale, rect.size.height * scale);
-    CGFloat x = (rect.size.width - avatarSize.width) * 0.5;
-    CGFloat y = (rect.size.height - avatarSize.height) * 0.5;
-    [avatar drawInRect:CGRectMake(x, y, avatarSize.width, avatarSize.height)];
-    
-    UIImage *result = UIGraphicsGetImageFromCurrentImageContext();
-    
-    UIGraphicsEndImageContext();
-    
-    return [UIImage imageWithCGImage:result.CGImage scale:screenScale orientation:UIImageOrientationUp];
-}
-
-#pragma mark - 扫描图像方法
-+ (void)scaneImage:(UIImage *)image completion:(void (^)(NSArray *))completion {
-    
-    NSAssert(completion != nil, @"必须传入完成回调");
-    
-    dispatch_async(dispatch_get_global_queue(0, 0), ^{
-        
-        CIDetector *detector = [CIDetector detectorOfType:CIDetectorTypeQRCode context:nil options:@{CIDetectorAccuracy: CIDetectorAccuracyHigh}];
-        
-        CIImage *ciImage = [[CIImage alloc] initWithImage:image];
-        
-        NSArray *features = [detector featuresInImage:ciImage];
-        
-        NSMutableArray *arrayM = [NSMutableArray arrayWithCapacity:features.count];
-        for (CIQRCodeFeature *feature in features) {
-            [arrayM addObject:feature.messageString];
-        }
-        
-        dispatch_async(dispatch_get_main_queue(), ^{
-            completion(arrayM.copy);
-        });
-    });
-}
-
-#pragma mark - 构造函数
-+ (instancetype)scanerWithView:(UIView *)view scanFrame:(CGRect)scanFrame completion:(void (^)(NSString *))completion {
-    NSAssert(completion != nil, @"必须传入完成回调");
-    
-    return [[self alloc] initWithView:view scanFrame:scanFrame completion:completion];
-}
-
-- (instancetype)initWithView:(UIView *)view scanFrame:(CGRect)scanFrame completion:(void (^)(NSString *))completion {
-    self = [super init];
-    
-    if (self) {
-        self.parentView = view;
-        self.scanFrame = scanFrame;
-        self.completionCallBack = completion;
-        
-        [self setupSession];
-    }
-    return self;
-}
-
-#pragma mark - 公共方法
-/// 开始扫描
-- (void)startScan {
-    if ([session isRunning]) {
-        return;
-    }
-    currentDetectedCount = 0;
-    
-    [session startRunning];
-}
-
-- (void)stopScan {
-    if (![session isRunning]) {
-        return;
-    }
-    [session stopRunning];
-}
-
-#pragma mark - AVCaptureMetadataOutputObjectsDelegate
-- (void)captureOutput:(AVCaptureOutput *)captureOutput didOutputMetadataObjects:(NSArray *)metadataObjects fromConnection:(AVCaptureConnection *)connection {
-    
-    [self clearDrawLayer];
-    
-    for (id obj in metadataObjects) {
-        // 判断检测到的对象类型
-        if (![obj isKindOfClass:[AVMetadataMachineReadableCodeObject class]]) {
-            return;
-        }
-        
-        // 转换对象坐标
-        AVMetadataMachineReadableCodeObject *dataObject = (AVMetadataMachineReadableCodeObject *)[previewLayer transformedMetadataObjectForMetadataObject:obj];
-        
-        // 判断扫描范围
-        if (!CGRectContainsRect(self.scanFrame, dataObject.bounds)) {
-            continue;
-        }
-        
-        if (currentDetectedCount++ < kMaxDetectedCount) {
-            // 绘制边角
-            [self drawCornersShape:dataObject];
-        } else {
-            [self stopScan];
-            
-            // 完成回调
-            if (self.completionCallBack != nil) {
-                self.completionCallBack(dataObject.stringValue);
-            }
-        }
-    }
-}
-
-/// 清空绘制图层
-- (void)clearDrawLayer {
-    if (drawLayer.sublayers.count == 0) {
-        return;
-    }
-    
-    [drawLayer.sublayers makeObjectsPerformSelector:@selector(removeFromSuperlayer)];
-}
-
-/// 绘制条码形状
-///
-/// @param dataObject 识别到的数据对象
-- (void)drawCornersShape:(AVMetadataMachineReadableCodeObject *)dataObject {
-    
-    if (dataObject.corners.count == 0) {
-        return;
-    }
-    
-    CAShapeLayer *layer = [CAShapeLayer layer];
-    
-    layer.lineWidth = 4;
-    layer.strokeColor = [UIColor greenColor].CGColor;
-    layer.fillColor = [UIColor clearColor].CGColor;
-    layer.path = [self cornersPath:dataObject.corners];
-    
-    [drawLayer addSublayer:layer];
-}
-
-/// 使用 corners 数组生成绘制路径
-///
-/// @param corners corners 数组
-///
-/// @return 绘制路径
-- (CGPathRef)cornersPath:(NSArray *)corners {
-    
-    UIBezierPath *path = [UIBezierPath bezierPath];
-    CGPoint point = CGPointZero;
-    
-    // 1. 移动到第一个点
-    NSInteger index = 0;
-    CGPointMakeWithDictionaryRepresentation((CFDictionaryRef)corners[index++], &point);
-    [path moveToPoint:point];
-    
-    // 2. 遍历剩余的点
-    while (index < corners.count) {
-        CGPointMakeWithDictionaryRepresentation((CFDictionaryRef)corners[index++], &point);
-        [path addLineToPoint:point];
-    }
-    
-    // 3. 关闭路径
-    [path closePath];
-    
-    return path.CGPath;
-}
-
-#pragma mark - 扫描相关方法
-/// 设置绘制图层和预览图层
-- (void)setupLayers {
-    
-    if (self.parentView == nil) {
-        NSLog(@"父视图不存在");
-        return;
-    }
-    
-    if (session == nil) {
-        NSLog(@"拍摄会话不存在");
-        return;
-    }
-    
-    // 绘制图层
-    drawLayer = [CALayer layer];
-    
-    drawLayer.frame = self.parentView.bounds;
-    
-    [self.parentView.layer insertSublayer:drawLayer atIndex:0];
-    
-    // 预览图层
-    previewLayer = [[AVCaptureVideoPreviewLayer alloc] initWithSession:session];
-    
-    previewLayer.videoGravity = AVLayerVideoGravityResizeAspectFill;
-    previewLayer.frame = self.parentView.bounds;
-    
-    [self.parentView.layer insertSublayer:previewLayer atIndex:0];
-}
-
-/// 设置扫描会话
-- (void)setupSession {
-    
-    // 1> 输入设备
-    AVCaptureDevice *device = [AVCaptureDevice defaultDeviceWithMediaType:AVMediaTypeVideo];
-    AVCaptureDeviceInput *videoInput = [AVCaptureDeviceInput deviceInputWithDevice:device error:nil];
-    
-    if (videoInput == nil) {
-        NSLog(@"创建输入设备失败");
-        return;
-    }
-    
-    // 2> 数据输出
-    AVCaptureMetadataOutput *dataOutput = [[AVCaptureMetadataOutput alloc] init];
-    
-    // 3> 拍摄会话 - 判断能够添加设备
-    session = [[AVCaptureSession alloc] init];
-    if (![session canAddInput:videoInput]) {
-        NSLog(@"无法添加输入设备");
-        session = nil;
-        
-        return;
-    }
-    if (![session canAddOutput:dataOutput]) {
-        NSLog(@"无法添加输入设备");
-        session = nil;
-        
-        return;
-    }
-    
-    // 4> 添加输入／输出设备
-    [session addInput:videoInput];
-    [session addOutput:dataOutput];
-    
-    // 5> 设置扫描类型
-    dataOutput.metadataObjectTypes = dataOutput.availableMetadataObjectTypes;
-    [dataOutput setMetadataObjectsDelegate:self queue:dispatch_get_main_queue()];
-    
-    // 6> 设置预览图层会话
-    [self setupLayers];
-}
-
-@end

Lighting/Tools/QRCode/HMScannerBorder.h

-//
-//  HMScannerBorder.h
-//  HMQRCodeScanner
-//
-//  Created by 刘凡 on 16/1/2.
-//  Copyright © 2016年 itheima. All rights reserved.
-//
-
-#import <UIKit/UIKit.h>
-
-/// 扫描框视图
-@interface HMScannerBorder : UIView
-
-/// 开始扫描动画
-- (void)startScannerAnimating;
-/// 停止扫描动画
-- (void)stopScannerAnimating;
-
-@end

Lighting/Tools/QRCode/HMScannerBorder.m

-//
-//  HMScannerBorder.m
-//  HMQRCodeScanner
-//
-//  Created by 刘凡 on 16/1/2.
-//  Copyright © 2016年 itheima. All rights reserved.
-//
-
-#import "HMScannerBorder.h"
-
-@implementation HMScannerBorder {
-    /// 冲击波图像
-    UIImageView *scannerLine;
-}
-
-- (instancetype)initWithFrame:(CGRect)frame {
-    self = [super initWithFrame:frame];
-    if (self) {
-        [self prepareUI];
-    }
-    return self;
-}
-
-#pragma mark - 扫描动画方法
-/// 开始扫描动画
-- (void)startScannerAnimating {
-    
-    [self stopScannerAnimating];
-    
-    [UIView animateWithDuration:3.0
-                          delay:0.0
-                        options:UIViewAnimationOptionCurveEaseInOut
-                     animations:^{
-                         [UIView setAnimationRepeatCount:MAXFLOAT];
-                         
-                         scannerLine.center = CGPointMake(self.bounds.size.width * 0.5, self.bounds.size.height);
-                     } completion:nil];
-}
-
-/// 停止扫描动画
-- (void)stopScannerAnimating {
-    [scannerLine.layer removeAllAnimations];
-    scannerLine.center = CGPointMake(self.bounds.size.width * 0.5, 0);
-}
-
-#pragma mark - 设置界面
-- (void)prepareUI {
-    self.clipsToBounds = YES;
-    
-    // 图像文件包
-    NSBundle *bundle = [NSBundle bundleForClass:[self class]];
-    NSURL *url = [bundle URLForResource:@"HMScanner" withExtension:@"bundle"];
-    NSBundle *imageBundle = [NSBundle bundleWithURL:url];
-    
-    // 冲击波图像
-    scannerLine = [[UIImageView alloc] initWithImage:[self imageWithName:@"QRCodeScanLine" bundle:imageBundle]];
-
-    scannerLine.frame = CGRectMake(0, 0, self.bounds.size.width, scannerLine.bounds.size.height);
-    scannerLine.center = CGPointMake(self.bounds.size.width * 0.5, 0);
-
-    [self addSubview:scannerLine];
-    
-    // 加载边框图像
-    for (NSInteger i = 1; i < 5; i++) {
-        NSString *imgName = [NSString stringWithFormat:@"ScanQR%zd", i];
-        UIImageView *img = [[UIImageView alloc] initWithImage:[self imageWithName:imgName bundle:imageBundle]];
-        
-        [self addSubview:img];
-        
-        CGFloat offsetX = self.bounds.size.width - img.bounds.size.width;
-        CGFloat offsetY = self.bounds.size.height - img.bounds.size.height;
-        
-        switch (i) {
-            case 2:
-                img.frame = CGRectOffset(img.frame, offsetX, 0);
-                break;
-            case 3:
-                img.frame = CGRectOffset(img.frame, 0, offsetY);
-                break;
-            case 4:
-                img.frame = CGRectOffset(img.frame, offsetX, offsetY);
-                break;
-            default:
-                break;
-        }
-    }
-}
-
-- (UIImage *)imageWithName:(NSString *)imageName bundle:(NSBundle *)imageBundle {
-    NSString *fileName = [NSString stringWithFormat:@"%@@2x", imageName];
-    NSString *path = [imageBundle pathForResource:fileName ofType:@"png"];
-    
-    return [[UIImage imageWithContentsOfFile:path] imageWithRenderingMode:UIImageRenderingModeAlwaysTemplate];
-}
-
-@end

Lighting/Tools/QRCode/HMScannerController.h

-//
-//  HMScannerController.h
-//  HMQRCodeScanner
-//
-//  Created by 刘凡 on 16/1/2.
-//  Copyright © 2016年 itheima. All rights reserved.
-//
-
-#import <UIKit/UIKit.h>
-
-/*!
- 扫描控制器
- 
- 作用：
- 
- * 提供一个导航控制器，扫描 `二维码 / 条形码`
- * 能够生成指定 `字符串` + `avatar(可选)` 的二维码名片
- * 能够识别相册图片中的二维码(iOS 64 位设备)
- 
- 使用：
- 
- @code
- NSString *cardName = @"天涯刀哥 - 傅红雪";
- UIImage *avatar = [UIImage imageNamed:@"avatar"];
- 
- // 实例化控制器，并指定完成回调
- HMScannerController *scanner = [HMScannerController scannerWithCardName:cardName avatar:avatar completion:^(NSString *stringValue) {
- 
- self.scanResultLabel.text = stringValue;
- }];
- 
- // 设置导航标题样式
- [scanner setTitleColor:[UIColor whiteColor] tintColor:[UIColor greenColor]];
- 
- // 展现扫描控制器
- [self showDetailViewController:scanner sender:nil];
- 
- @endcode
- */
-@interface HMScannerController : UINavigationController
-
-/// 使用 `名片字符串` 实例化扫描导航控制器
-///
-/// @param cardName   名片字符串
-/// @param avatar     头像图像
-/// @param completion 完成回调
-///
-/// @return 扫描导航控制器
-+ (instancetype)scannerWithCardName:(NSString *)cardName avatar:(UIImage *)avatar completion:(void (^)(NSString *stringValue))completion;
-
-/// 使用 名片字符串 / 头像 异步生成二维码图像，并且指定头像占二维码图像的比例
-///
-/// @param string     名片字符串
-/// @param avatar     头像图像
-/// @param scale      头像占二维码图像的比例
-/// @param completion 完成回调
-+ (void)cardImageWithCardName:(NSString *)cardName avatar:(UIImage *)avatar scale:(CGFloat)scale completion:(void (^)(UIImage *image))completion;
-
-/// 设置导航栏标题颜色和 tintColor
-///
-/// @param titleColor 标题颜色
-/// @param tintColor  tintColor
-- (void)setTitleColor:(UIColor *)titleColor tintColor:(UIColor *)tintColor;
-
-@end

Lighting/Tools/QRCode/HMScannerController.m

-//
-//  HMScannerController.m
-//  HMQRCodeScanner
-//
-//  Created by 刘凡 on 16/1/2.
-//  Copyright © 2016年 itheima. All rights reserved.
-//
-
-#import "HMScannerController.h"
-#import "HMScannerViewController.h"
-#import "HMScanner.h"
-
-@implementation HMScannerController
-
-+ (void)cardImageWithCardName:(NSString *)cardName avatar:(UIImage *)avatar scale:(CGFloat)scale completion:(void (^)(UIImage *))completion {
-    [HMScanner qrImageWithString:cardName avatar:avatar scale:scale completion:completion];
-}
-
-+ (instancetype)scannerWithCardName:(NSString *)cardName avatar:(UIImage *)avatar completion:(void (^)(NSString *))completion {
-    NSAssert(completion != nil, @"必须传入完成回调");
-    
-    return [[self alloc] initWithCardName:cardName avatar:avatar completion:completion];
-}
-
-- (instancetype)initWithCardName:(NSString *)cardName avatar:(UIImage *)avatar completion:(void (^)(NSString *))completion {
-    self = [super init];
-    if (self) {
-        HMScannerViewController *scanner = [[HMScannerViewController alloc] initWithCardName:cardName avatar:avatar completion:completion];
-        
-        [self setTitleColor:[UIColor whiteColor] tintColor:[UIColor greenColor]];
-        
-        [self pushViewController:scanner animated:NO];
-    }
-    return self;
-}
-
-- (void)setTitleColor:(UIColor *)titleColor tintColor:(UIColor *)tintColor {
-    [self.navigationBar setTitleTextAttributes:@{NSForegroundColorAttributeName: titleColor}];
-    self.navigationBar.tintColor = tintColor;
-}
-
-- (UIInterfaceOrientationMask)supportedInterfaceOrientations {
-    return UIInterfaceOrientationMaskPortrait;
-}
-
-- (UIStatusBarStyle)preferredStatusBarStyle {
-    return UIStatusBarStyleLightContent;
-}
-
-@end

Lighting/Tools/QRCode/HMScannerMaskView.h

-//
-//  HMScannerMaskView.h
-//  HMQRCodeScanner
-//
-//  Created by 刘凡 on 16/1/3.
-//  Copyright © 2016年 itheima. All rights reserved.
-//
-
-#import <UIKit/UIKit.h>
-
-/// 扫描遮罩视图
-@interface HMScannerMaskView : UIView
-
-/// 使用裁切区域实例化遮罩视图
-///
-/// @param frame    视图区域
-/// @param cropRect 裁切区域
-///
-/// @return 遮罩视图
-+ (instancetype)maskViewWithFrame:(CGRect)frame cropRect:(CGRect)cropRect;
-
-/// 裁切区域
-@property (nonatomic) CGRect cropRect;
-
-@end

Lighting/Tools/QRCode/HMScannerMaskView.m

-//
-//  HMScannerMaskView.m
-//  HMQRCodeScanner
-//
-//  Created by 刘凡 on 16/1/3.
-//  Copyright © 2016年 itheima. All rights reserved.
-//
-
-#import "HMScannerMaskView.h"
-
-@implementation HMScannerMaskView
-
-+ (instancetype)maskViewWithFrame:(CGRect)frame cropRect:(CGRect)cropRect {
-    
-    HMScannerMaskView *maskView = [[self alloc] initWithFrame:frame];
-    
-    maskView.backgroundColor = [UIColor clearColor];
-    maskView.cropRect = cropRect;
-    
-    return maskView;
-}
-
-- (void)setCropRect:(CGRect)cropRect {
-    _cropRect = cropRect;
-    
-    [self setNeedsDisplay];
-}
-
-- (void)drawRect:(CGRect)rect {
-    
-    CGContextRef ctx = UIGraphicsGetCurrentContext();
-    
-    [[UIColor colorWithWhite:0.0 alpha:0.4] setFill];
-    CGContextFillRect(ctx, rect);
-    
-    CGContextClearRect(ctx, self.cropRect);
-    
-    [[UIColor colorWithWhite:0.95 alpha:1.0] setStroke];
-    CGContextStrokeRectWithWidth(ctx, CGRectInset(_cropRect, 1, 1), 1);
-}
-
-@end

Lighting/Tools/QRCode/HMScannerViewController.h

-//
-//  HMScannerViewController.h
-//  HMQRCodeScanner
-//
-//  Created by 刘凡 on 16/1/2.
-//  Copyright © 2016年 itheima. All rights reserved.
-//
-
-#import <UIKit/UIKit.h>
-
-/// 扫描控制器
-@interface HMScannerViewController : UIViewController
-
-/// 实例化扫描控制器
-///
-/// @param cardName   名片字符串
-/// @param avatar     头像图片
-/// @param completion 完成回调
-///
-/// @return 扫描控制器
-- (instancetype)initWithCardName:(NSString *)cardName avatar:(UIImage *)avatar completion:(void (^)(NSString *stringValue))completion;
-
-@end

Lighting/Tools/QRCode/HMScannerViewController.m

-//
-//  HMScannerViewController.m
-//  HMQRCodeScanner
-//
-//  Created by 刘凡 on 16/1/2.
-//  Copyright © 2016年 itheima. All rights reserved.
-//
-
-#import "HMScannerViewController.h"
-#import "HMScanerCardViewController.h"
-#import "HMScannerBorder.h"
-#import "HMScannerMaskView.h"
-#import "HMScanner.h"
-
-/// 控件间距
-#define kControlMargin  32.0
-
-@interface HMScannerViewController () <UIImagePickerControllerDelegate, UINavigationControllerDelegate>
-/// 名片字符串
-@property (nonatomic) NSString *cardName;
-/// 头像图片
-@property (nonatomic) UIImage *avatar;
-/// 完成回调
-@property (nonatomic, copy) void (^completionCallBack)(NSString *);
-@end
-
-@implementation HMScannerViewController {
-    /// 扫描框
-    HMScannerBorder *scannerBorder;
-    /// 扫描器
-    HMScanner *scanner;
-    /// 提示标签
-    UILabel *tipLabel;
-}
-
-- (instancetype)initWithCardName:(NSString *)cardName avatar:(UIImage *)avatar completion:(void (^)(NSString *))completion {
-    self = [super init];
-    if (self) {
-        self.cardName = cardName;
-        self.avatar = avatar;
-        self.completionCallBack = completion;
-    }
-    return self;
-}
-
-- (void)viewDidLoad {
-    [super viewDidLoad];
-    
-    [self prepareUI];
-    
-    // 实例化扫描器
-    __weak typeof(self) weakSelf = self;
-    scanner = [HMScanner scanerWithView:self.view scanFrame:scannerBorder.frame completion:^(NSString *stringValue) {
-        // 完成回调
-        weakSelf.completionCallBack(stringValue);
-        
-        // 关闭
-        [weakSelf clickCloseButton];
-    }];
-}
-
-- (void)viewWillAppear:(BOOL)animated {
-    [super viewWillAppear:animated];
-    
-    [scannerBorder startScannerAnimating];
-    [scanner startScan];
-}
-
-- (void)viewWillDisappear:(BOOL)animated {
-    [super viewWillDisappear:animated];
-    
-    [scannerBorder stopScannerAnimating];
-    [scanner stopScan];
-}
-
-#pragma mark - 监听方法
-/// 点击关闭按钮
-- (void)clickCloseButton {
-    [self dismissViewControllerAnimated:YES completion:nil];
-}
-
-/// 点击相册按钮
-- (void)clickAlbumButton {
-    
-    if (![UIImagePickerController isSourceTypeAvailable:UIImagePickerControllerSourceTypePhotoLibrary]) {
-        tipLabel.text = @"无法访问相册";
-        
-        return;
-    }
-    
-    UIImagePickerController *picker = [[UIImagePickerController alloc] init];
-    
-    picker.view.backgroundColor = [UIColor whiteColor];
-    picker.delegate = self;
-    
-    [self showDetailViewController:picker sender:nil];
-}
-
-/// 点击名片按钮
-- (void)clickCardButton {
-    HMScanerCardViewController *vc = [[HMScanerCardViewController alloc] initWithCardName:self.cardName avatar:self.avatar];
-    
-    [self showViewController:vc sender:nil];
-}
-
-#pragma mark - UIImagePickerControllerDelegate
-- (void)imagePickerController:(UIImagePickerController *)picker didFinishPickingMediaWithInfo:(NSDictionary<NSString *,id> *)info {
-    
-    // 扫描图像
-    [HMScanner scaneImage:info[UIImagePickerControllerOriginalImage] completion:^(NSArray *values) {
-        
-        if (values.count > 0) {
-            self.completionCallBack(values.firstObject);
-            [self dismissViewControllerAnimated:NO completion:^{
-                [self clickCloseButton];
-            }];
-        } else {
-            tipLabel.text = @"没有识别到二维码，请选择其他照片";
-            
-            [self dismissViewControllerAnimated:YES completion:nil];
-        }
-    }];
-}
-
-#pragma mark - 设置界面
-- (void)prepareUI {
-    self.view.backgroundColor = [UIColor darkGrayColor];
-    
-    [self prepareNavigationBar];
-    [self prepareScanerBorder];
-    [self prepareOtherControls];
-}
-
-/// 准备提示标签和名片按钮
-- (void)prepareOtherControls {
-    
-    // 1> 提示标签
-    tipLabel = [[UILabel alloc] init];
-    
-    tipLabel.text = @"将二维码/条码放入框中，即可自动扫描";
-    tipLabel.font = [UIFont systemFontOfSize:12];
-    tipLabel.textColor = [UIColor whiteColor];
-    tipLabel.textAlignment = NSTextAlignmentCenter;
-    
-    [tipLabel sizeToFit];
-    tipLabel.center = CGPointMake(scannerBorder.center.x, CGRectGetMaxY(scannerBorder.frame) + kControlMargin);
-    
-    [self.view addSubview:tipLabel];
-    
-    // 2> 名片按钮
-    UIButton *cardButton = [[UIButton alloc] init];
-    
-    [cardButton setTitle:@"我的名片" forState:UIControlStateNormal];
-    cardButton.titleLabel.font = [UIFont systemFontOfSize:15];
-    [cardButton setTitleColor:self.navigationController.navigationBar.tintColor forState:UIControlStateNormal];
-    
-    [cardButton sizeToFit];
-    cardButton.center = CGPointMake(tipLabel.center.x, CGRectGetMaxY(tipLabel.frame) + kControlMargin);
-    
-    [self.view addSubview:cardButton];
-    
-    [cardButton addTarget:self action:@selector(clickCardButton) forControlEvents:UIControlEventTouchUpInside];
-}
-
-/// 准备扫描框
-- (void)prepareScanerBorder {
-    
-    CGFloat width = self.view.bounds.size.width - 80;
-    scannerBorder = [[HMScannerBorder alloc] initWithFrame:CGRectMake(0, 0, width, width)];
-    
-    scannerBorder.center = self.view.center;
-    scannerBorder.tintColor = self.navigationController.navigationBar.tintColor;
-    
-    [self.view addSubview:scannerBorder];
-    
-    HMScannerMaskView *maskView = [HMScannerMaskView maskViewWithFrame:self.view.bounds cropRect:scannerBorder.frame];
-    [self.view insertSubview:maskView atIndex:0];
-}
-
-/// 准备导航栏
-- (void)prepareNavigationBar {
-    // 1> 背景颜色
-    [self.navigationController.navigationBar setBarTintColor:[UIColor colorWithWhite:0.1 alpha:1.0]];
-    self.navigationController.navigationBar.translucent = YES;
-    self.navigationController.navigationBar.shadowImage = [[UIImage alloc] init];
-    
-    // 2> 标题
-    self.title = @"扫一扫";
-    
-    // 3> 左右按钮
-    self.navigationItem.leftBarButtonItem = [[UIBarButtonItem alloc] initWithTitle:@"关闭" style:UIBarButtonItemStylePlain target:self action:@selector(clickCloseButton)];
-    self.navigationItem.rightBarButtonItem = [[UIBarButtonItem alloc] initWithTitle:@"相册" style:UIBarButtonItemStylePlain target:self action:@selector(clickAlbumButton)];
-}
-
-
-@end